package com.ruoyi.utils;

public class UUIDUtils {
    public static Long timeMillisId() {
        String id = (System.currentTimeMillis() + "").substring(4);
        return null;
    }

    public static Long orderNo() {
        String id = (System.currentTimeMillis() + "").substring(4);
        return Long.valueOf(id);
    }
}
